function saveForm() {
    const self = this;
    const formPartEle = self.$$("form_part_dncf2p");
    const formRenderEle = formPartEle.$$getRenderElement();

    if (formRenderEle) {
        formRenderEle.onSave().then((res) => {
            if (res && res.result) {
                console.log("保存成功", res);
                formPartEle.dataKey.documentNo ="";
                formPartEle._documentNo = "";
                formPartEle.$$loadData(res.result.documentNo);
            }
        });
    }
}
